Katharine Mortimer

Katharine Mortimer Blaine
Born	1923
Died	April 14, 2003 (aged 80)
Education	Chapin School
Spouse(s)	Oliver Cadwell Biddle (m. 1945–d. ) Francis Xavier Shields (m. 1949–d. ) Richard Gillespie Blaine (m. 1962-1972; his death)
Children	5
Parent(s)	Stanley Grafton Mortimer Kathleen Tilford
Relatives	Babe Paley (sister-in-law)

Katharine Mortimer (1923–2003) was an American socialite, a descendant of John Jay and Robert Livingston, a member of the prominent Mortimer family of New York, and the one-time wife of tennis star Francis Xavier Shields.

She was one of the six children of the stockbroker and U.S. amateur court tennis champion Stanley Grafton Mortimer (1890-1947) (a descendant of the first chief justice of the U.S. Supreme Court, John Jay and Robert Livingston, the first Governor of New York colony) and Kathleen Hunt Tilford (1890-1970). Through her mother she was the granddaughter of Henry Morgan Tilford, who was a president of Standard Oil Company and a resident of Tuxedo Park, NY.

Katharine was one of six children to Stanley and Kathleen:

Mortimer attended the exclusive all-girls Chapin School in Manhattan. She was introduced to society in 1940 at her parents country home, Keewaydin, in Tuxedo Park.

In her youth she was romantically linked to Joseph Kennedy Jr. (1915-1944) (the eldest brother of John F. Kennedy) but she declined to become more seriously involved with Joe Jr. because, she claimed, his family was too loud.

In 1945, she married her first husband, Oliver Cadwell Biddle, the son of Dr. and Mrs. Sydney Geoffrey Biddle of Biddle family of Philadelphia, Pennsylvania. He had attended Milton Academy in Massachusetts and graduated from Harvard in 1942 and served in the Pacific as a Lieutenant in the Navy during World War II. Together they had one daughter:

...
Wikipedia